Home / 195,629-269,970.82-113,955.16

Finding the Fourth Proportional to 195,629, 269,970.82 and 113,955.16

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Solution

The fourth proportional to 195,629, 269,970.82 and 113,955.16 is: 157,259.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,629 : 269,970.82 = 113,955.16 : x
  2. Step 2: Convert to fraction form
    195,629/269,970.82 = 113,955.16/x
  3. Step 3: Cross multiply
    195,629x = 269,970.82 × 113,955.16
  4. Step 4: Simplify right side
    195,629x = 30,764,566,638.58
  5. Step 5: Solve for x
    x = 30,764,566,638.58/195,629
  6. Step 6: Final answer
    x = 157,259.74

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.